Chicago (ORD) to Athens (ATH) flight deal in economy from $768
$1,015 USD
-24%$768 USD
Verified about 10 hours agoSeptember 2026
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Fair Availability
39% of dates checked are available within 10% of the lowest price
Sunday, September 20th, 2026
3 round-trip options
Returning
Tue, Sep 29, 2026•9 Day Trip
$1,083 USD
Returning
Wed, Sep 30, 2026•10 Day Trip
$1,083 USD
Returning
Sun, Oct 4, 2026•14 Day Trip
$1,143 USD